Megosztott hang

Next Saturday I am attending a wedding. The groom thinks I am one of his closest friends. I have absolutely no idea who he is. Six months ago I was walking through town when some random guy across the street waved at me. My brain just waved back. I did not know this man. I have never known this man. He crossed the street. Came up to me like we grew up together. And instead of saying sorry wrong person — I just went with it. Twenty minutes of conversation. I said yeah mad isn't it about fifteen t